The reason and measure prevented the structure from cracking in welding and machining aluminium alloy frame and shell of apparatus box are discussed in the paper.
介绍复杂结构铝合金仪器箱体焊接及机加工中出现裂纹的原因及防止措施。
The grating ruler support plate is connected to the grating ruler. The grating reading head is connected to the reading head stent and the electrical apparatus box.
光栅尺托板连光栅尺、光栅读数头分别连读数头支架和电器箱；
Developer supply box, developer receiving box, operating box and imaging apparatus.
显影剂供应盒，显影剂接收盒，操作盒和成象装置。
The dynamic hot box is one of the main apparatus of metering hot properties and energy consumption.
动态热箱群测试装置是墙体构件的热工性能及能耗测试的主要设备。
Methods: 7 common-used nonmetal materials were burned in the combustion test box; and qualitative analysis was done by detective apparatus and GC-MS.
方法：将7种常用非金属材料在燃烧试验箱中燃烧，用检测仪器和GC - MS进行定性分析。
With this interface box, computerized process control technique may be easily introduced in the conventional apparatus at industrial site without reformation too much.
可对工业现场常规装置不作太大改造就引入计算机的过程控制技术，实现机电一体化的初步目标。
With this interface box, computerized process control technique may be easily introduced in the conventional apparatus at industrial site without reformation too much.
可对工业现场常规装置不作太大改造就引入计算机的过程控制技术，实现机电一体化的初步目标。
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